By the end of WWII, 11 Colossus machines were in use Bletchley Park is best known for the work done on cracking the German codes and helping to bring World War II to a close far sooner than might have happened without those code breakers. But many believe Bletchley should be celebrated not just for what it ended but also for what it started - namely the computer age. The pioneering machines at Bletchley were created to help codebreakers cope with the enormous volume of enciphered material the Allies managed to intercept. The machine that arguably had the greatest influence...